39820152 has 32 divisors (see below), whose sum is σ = 99712080. Its totient is φ = 13251840.

The previous prime is 39820147. The next prime is 39820169. The reversal of 39820152 is 25102893.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22002 + ... + 23742.

Almost surely, 2^39820152 is an apocalyptic number.

It is an amenable number.

39820152 is an abundant number, since it is smaller than the sum of its proper divisors (59891928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

39820152 is a wasteful number, since it uses less digits than its factorization.

39820152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2703 (or 2699 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 39820152 is about 6310.3210694861. The cubic root of 39820152 is about 341.4818596305.

The spelling of 39820152 in words is "thirty-nine million, eight hundred twenty thousand, one hundred fifty-two".